Home / 1,018,112.90-1,404,957.30-565,433.06

Finding the Fourth Proportional to 1,018,112.90, 1,404,957.30 and 565,433.06

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Solution

The fourth proportional to 1,018,112.90, 1,404,957.30 and 565,433.06 is: 780,276.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,112.90 : 1,404,957.30 = 565,433.06 : x
  2. Step 2: Convert to fraction form
    1,018,112.90/1,404,957.30 = 565,433.06/x
  3. Step 3: Cross multiply
    1,018,112.90x = 1,404,957.30 × 565,433.06
  4. Step 4: Simplify right side
    1,018,112.90x = 794,409,305,308.34
  5. Step 5: Solve for x
    x = 794,409,305,308.34/1,018,112.90
  6. Step 6: Final answer
    x = 780,276.24

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.